Planet eta Cet c

Detailed information about planet eta Cet c and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

eta Cet c

Planet Status

Confirmed

Discovered in

2014

Mass

3.32 M_J

Mass*sin(i)

3.32 M_J 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

Semi-Major Axis

1.93 AU 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

Orbital Period

751.9 day 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

Eccentricity

0.1 (± 0.06) 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

ω

67.54 deg 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

T_peri

—

Radius

—

Inclination

—

Update

2015-08-21

Detection Method

Radial Velocity

Mass Detection Method

—

Radius Detection Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

52.9 m/s 1 publication

Precise radial velocities of giant stars VIII. Testing for the presence of planets with CRIRES Infrared Radial Velocities

Calculated temperature

—

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

—

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

No remarks

No link

Star

Name

eta Cet

Distance

38.0 pc 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

Spectral type

K1III

Apparent magnitude V

3.45

Mass

1.7 M_Sun 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

Age

—

Effective temperature

4528.0 K 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

Radius

14.3 R_Sun 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

Metallicity [Fe/H]

0.12 (± 0.08) 1 publication

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

01:08:35.0

Dec₂₀₀₀

-10:10:56.0

Alternate Names

—

No remarks

No link

Simbad
Most recent references (ADS)

Planet eta Cet c

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 2 planets

Remarks No remark

Other web pages No page

More data 2 references

Planet eta Cet c

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 2 planets

Remarks No remark

Other web pages No page

More data 2 references

Related publications

On the orbital evolution of a pair of giant planets in mean motion resonance

Precise radial velocities of giant stars VIII. Testing for the presence of planets with CRIRES Infrared Radial Velocities

Precise radial velocities of giant stars VI. A possible 2:1 resonant planet pair around the K giant star η Cet